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BSI 22/30450737 DC 2022

BSI 22/30450737 DC 2022

$13.70

BS EN ISO 9455-17. Soft soldering fluxes. Test methods – Part 17. Surface insulation resistance comb test and electrochemical migration test of flux residues

Published By Publication Date Number of Pages
BSI 2022 27
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PDF Catalog

PDF Pages PDF Title
1 30450737-NC.pdf
3 ISO_DIS 9455-17 ed.2 – id.84464 Enquiry PDF (en).pdf
6 Foreword
9 1 Scope
2 Normative references
3 Terms and definitions
4 Principle
10 5 Reagents
6 Apparatus
14 7 Inspection of test coupons
7.1 Surface plating
7.1.1 Slivering (thin metal overhang on etch runs)
15 7.1.2 Plating nodules
7.1.3 Plating pits
7.2 Surface laminate
8 Sample preparation
8.1 Preparation of the flux test solution
8.1.1 Liquid flux samples
8.1.2 Solid flux samples
8.1.3 Flux cored solder wire or preform samples
16 8.1.4 Solder paste samples
8.1.5 Paste flux samples
8.2 Preparation of the test coupons
8.2.1 Sample identification
8.2.2 Test coupons
17 8.2.3 Test coupon pre-cleaning
9 Procedure
9.1 Methods for connecting test coupons
9.1.1 Board circuitry layout
18 9.1.2 Preconditioning of SIR test coupons prior to processing (optional)
19 9.2 Fluxing and soldering test patterns
9.2.1 Liquid and solid flux samples and flux-cored solder wire samples
9.2.2 Soldering using wave solder system
9.2.3 Soldering using static solder pot
20 9.2.4 Solder paste samples
9.2.5 Paste flux samples
9.3 Cleaning
21 9.4 SIR measurement
9.4.1 High resistance measurement system verification
9.4.2 Test coupon measurements
9.5 Electrochemical migration test
10 Assessment
22 11 Precision
12 Test report
23 Annex€A (informative) SIR testing guidance
25 Annex€B (informative) Surface insulation resistance comb test and electrochemical migration test of flux residues€— Qualification test report
27 Bibliography

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BSI 22/30450737 DC 2022
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